The document discusses leadership skills that can be developed even in non-leadership roles. It argues that leadership skills are actionable and can be improved through practice, unlike inherent traits. Some key leadership skills mentioned include decisiveness, relationship building, problem-solving, communication, and awareness. The document provides examples of demonstrating these skills in team situations, such as handling a mistake made by a teammate, teaching a teammate who needs additional help, and taking charge during an outage when the team lead is absent. It concludes by providing additional resources on leadership skills and traits.